Home / 80,534.57-111,140.52-44,725.19

Finding the Fourth Proportional to 80,534.57, 111,140.52 and 44,725.19

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Solution

The fourth proportional to 80,534.57, 111,140.52 and 44,725.19 is: 61,722.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,534.57 : 111,140.52 = 44,725.19 : x
  2. Step 2: Convert to fraction form
    80,534.57/111,140.52 = 44,725.19/x
  3. Step 3: Cross multiply
    80,534.57x = 111,140.52 × 44,725.19
  4. Step 4: Simplify right side
    80,534.57x = 4,970,780,318.00
  5. Step 5: Solve for x
    x = 4,970,780,318.00/80,534.57
  6. Step 6: Final answer
    x = 61,722.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.